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Dateline: Secrets Uncovered•Season 15•Episode 4

Secrets in Pleasant Prairie

Jun 25, 202542 min

An investigation into the poisoning of Wisconsin mother Julie Jenson takes a surprising turn when detectives learn that she wrote a letter days before her death pointing to a possible suspect.

Previous episodeE3 · Dangerous Secret Next episodeE5 · The End of the Affair

Seasons17

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Season 15 Episodes15

The Shadow in the Window still

The Shadow in the Window

The Note still

The Note

Dangerous Secret still

Dangerous Secret

Secrets in Pleasant Prairie

The End of the Affair still

The End of the Affair

The Room Downstairs still

The Room Downstairs

The Murdaugh Murders: Inside the Investigation still

The Murdaugh Murders: Inside the Investigation

10 Minutes to Sunset still

10 Minutes to Sunset

The Sleepover still

The Sleepover

The Hands of a Killer

The Day the Music Died

Righteous Obsession

On the Hunt for the Zombie Hunter

Footprints in the Snow

The Girl with the Hibiscus Tattoo

Crew2

F

Frank Bido

Editor

L

Lynn Keller

Producer

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Episode Summary

"Secrets in Pleasant Prairie" is episode 4 of Dateline: Secrets Uncovered season 15. It aired on June 25, 2025.

Next: E5 · The End of the Affair Best of Season 15